21487015803

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{114493}}^1$

素因数の和:114576

約数の個数: 32

約数和(自身を含む): 32182889472

約数和(自身を除く): 10695873669

約数列:

[1, 3, 11, 33, 47, 121, 141, 363, 517, 1331, 1551, 3993, 5687, 17061, 62557, 114493, 187671, 343479, 1259423, 3778269, 5381171, 13853653, 16143513, 41560959, 59192881, 152390183, 177578643, 457170549, 651121691, 1953365073, 7162338601, 21487015803]

約数ペア:

[(1, 21487015803), (3, 7162338601), (11, 1953365073), (33, 651121691), (47, 457170549), (121, 177578643), (141, 152390183), (363, 59192881), (517, 41560959), (1331, 16143513), (1551, 13853653), (3993, 5381171), (5687, 3778269), (17061, 1259423), (62557, 343479), (114493, 187671)]